/*
 * Copyright (c) 2021, Alibaba Group Holding Limited;
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.gaiax.utils

import android.annotation.SuppressLint
import java.lang.reflect.Method

/**
 * @suppress
 */
object GXSystemProp {

    private var classType: Class<*>? = null
    private var setMethod: Method? = null
    private var getMethod: Method? = null

    @SuppressLint("PrivateApi")
    private fun init() {
        try {
            if (classType == null) {
                classType = Class.forName("android.os.SystemProperties")
                setMethod =
                    classType?.getDeclaredMethod("set", String::class.java, String::class.java)
                getMethod =
                    classType?.getDeclaredMethod("get", String::class.java, String::class.java)
            }
        } catch (e: Exception) {
            e.printStackTrace()
        }
    }

    operator fun set(key: String, value: String) {
        init()
        try {
            setMethod?.invoke(classType, key, value)
        } catch (e: Exception) {
            e.printStackTrace()
        }
    }

    operator fun get(key: String, value: String): String? {
        init()
        return try {
            getMethod?.invoke(classType, key, value) as? String
        } catch (e: Exception) {
            e.printStackTrace()
            value
        }
    }

}